[INFO] cloning repository https://github.com/tohhsinpei/battleship
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tohhsinpei/battleship" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftohhsinpei%2Fbattleship"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftohhsinpei%2Fbattleship'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 99c3b4fb340fed604fc0876ae1ad538204e762fa
[INFO] checking tohhsinpei/battleship against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftohhsinpei%2Fbattleship" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tohhsinpei/battleship on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tohhsinpei/battleship
[INFO] finished tweaking git repo https://github.com/tohhsinpei/battleship
[INFO] tweaked toml for git repo https://github.com/tohhsinpei/battleship written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tohhsinpei/battleship already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a27d3d1f84484f0532f3b5f70a42462a57cd8112287155d25ef5ea7fefc172eb
[INFO] running `"docker" "start" "-a" "a27d3d1f84484f0532f3b5f70a42462a57cd8112287155d25ef5ea7fefc172eb"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]     Checking battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:31:55
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn print_ship_table(heading: &str, contents_fun: &Fn(usize) -> String) {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/types.rs:119:32
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/types.rs:189:32
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/types.rs:257:32
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/table_printer.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const NO_COL_LABEL: Option<(&Fn(usize) -> String, RowOptions)> = None;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/table_printer.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const NO_ROW_LABEL: Option<(&Fn(usize) -> String, ColumnOptions)> = None;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table_printer.rs:135:61
[INFO] [stderr]     |
[INFO] [stderr] 135 |                   b: &BorderPartOptions, content_from_col: &Fn(usize) -> String)
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table_printer.rs:156:60
[INFO] [stderr]     |
[INFO] [stderr] 156 |                  b: &BorderPartOptions, content_from_row: &Fn(usize) -> String)
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:31:55
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn print_ship_table(heading: &str, contents_fun: &Fn(usize) -> String) {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/types.rs:119:32
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/types.rs:189:32
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/types.rs:257:32
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/table_printer.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const NO_COL_LABEL: Option<(&Fn(usize) -> String, RowOptions)> = None;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/table_printer.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const NO_ROW_LABEL: Option<(&Fn(usize) -> String, ColumnOptions)> = None;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table_printer.rs:135:61
[INFO] [stderr]     |
[INFO] [stderr] 135 |                   b: &BorderPartOptions, content_from_col: &Fn(usize) -> String)
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/table_printer.rs:156:60
[INFO] [stderr]     |
[INFO] [stderr] 156 |                  b: &BorderPartOptions, content_from_row: &Fn(usize) -> String)
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> String`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.97s
[INFO] running `"docker" "inspect" "a27d3d1f84484f0532f3b5f70a42462a57cd8112287155d25ef5ea7fefc172eb"`
[INFO] running `"docker" "rm" "-f" "a27d3d1f84484f0532f3b5f70a42462a57cd8112287155d25ef5ea7fefc172eb"`
[INFO] [stdout] a27d3d1f84484f0532f3b5f70a42462a57cd8112287155d25ef5ea7fefc172eb